- Glossary Article
Form 1120-F – U.S. Income Tax Return of a Foreign Corporation
What is Form 1120-F: U.S. Income Tax Return of a Foreign Corporation?
Form 1120-F is an IRS tax form that foreign corporations use to report income that is connected to a U.S. trade or business. This form is used to calculate and pay any U.S. income taxes owed by a foreign corporation on their U.S. activities. It helps the IRS determine the correct amount of taxes owed on effectively connected income and other U.S. source income.